1. The Defendants are jointly and severally liable to the Plaintiff for 25 million won and 6% per annum from July 1, 2016 to July 27, 2016.

According to the overall purport of Gap evidence No. 1, Gap evidence No. 2, Eul evidence No. 3, and Eul evidence No. 4, the plaintiff supplied the defendant Eul corporation (hereinafter "the defendant corporation") with construction materials equivalent to 25 million won at the site of the 5 complex disabled lamps improvement work in Seoul E Complex No. 5 complex, and the defendant corporation agreed to pay the plaintiff the construction materials price of the above 25 million won to the plaintiff by June 30, 2016. The defendant C and defendant D are recognized to have jointly and severally guaranteed the defendant corporation's obligation to pay the above construction materials at the time.

According to the above facts, the defendants are jointly and severally obligated to pay to the plaintiff 25 million won and the amount of delay damages at each rate of 6% per annum under the Commercial Act from July 1, 2016 to July 27, 2016, the service date of the original copy of the payment order of this case, and 15% per annum under the Act on Special Cases Concerning the Promotion, etc. of Legal Proceedings from the next day to the day of full payment.

The plaintiff's claim of this case is reasonable, and it is so decided as per Disposition.